The Angstadt Arms UDP-300 Rifle is a modern sporting rifle chambered in .300 Blackout and built around a billet receiver set. Its 16-inch barrel provides a practical configuration for range use, training, and general-purpose shooting, while the M-LOK handguard offers flexible accessory placement without unnecessary bulk. A Mil-Spec trigger, manual safety, adjustable synthetic stock, and optic-ready top rail complete the familiar AR-pattern layout.

Key features

• .300 Blackout chambering supports a broad range of compatible ammunition for versatile shooting applications
• 16-inch barrel provides a balanced length for handling and practical performance
• Billet receiver construction delivers a rigid AR-pattern foundation
• M-LOK handguard provides flexible mounting positions for compatible accessories
• Mil-Spec trigger offers familiar, consistent operation
• Optic-ready top rail allows installation of a compatible sighting system

The Angstadt Arms UDP-300 combines a practical 16-inch configuration with billet construction and M-LOK versatility for a capable .300 Blackout rifle.